EBC Brakes USR Series 2-Piece 340mm Front Brake Discs/Rotors for BMW 1 Series M135i F20 F21 (2012+), Grooved Slotted Vented Pair, 340x30 OE Fit Performance Upgrade, Direct Bolt-On, Part USR2064R

EBC Grooved Two Piece 340 mm Front Rotors for BMW 1 Series M135i F20 F21

Looking to sharpen the stopping power on your BMW 1 Series M135i. This EBC Brakes two piece grooved front rotor set delivers serious bite, cooler running and a consistent pedal for fast road use and the odd track day. With an alloy hat mated to a G3000 cast iron friction ring, these vented 340 mm front rotors bolt straight on to the front axle and work perfectly with the factory calipers for an easy performance upgrade.

We run these on our own builds and client cars. Feedback has been excellent for initial response, confidence in the wet and repeatable performance when pushed. If you are searching for uprated front discs for M135i, grooved rotors for BMW F20 F21, or a direct bolt-on 340 mm front rotor pair, this EBC set is a top choice.

Why this upgrade works

• Two piece construction reduces unsprung mass for sharper steering feel and improved heat control
• Machined grooves help deglaze pads and clear dust, gas and water for dependable bite
• Quiet sport slot pattern for reduced noise compared with aggressive designs
• Built to OEM tolerances for straightforward installation with standard hardware
• Ideal for daily driving, spirited B road runs and light track sessions

Technical details

• Series: EBC USR grooved two piece front rotor set
• Friction ring: G3000 cast iron alloy
• Hat: lightweight aluminium, riveted to ring
• Fitment position: front axle, left and right
• Diameter: 340 mm
• Vented: yes
• Bolt holes: 5
• Overall height: 73 mm
• Thickness new: 30 mm
• Minimum thickness: 28 mm
• Direct bolt-on with factory calipers and hoses

Compatibility

• BMW 1 Series F20 M135i 5 door Hatchback 2012 onwards
• BMW 1 Series F21 M135i 3 door Hatchback 2012 onwards

What you receive

• 1 x EBC USR grooved two piece front rotor, left side
• 1 x EBC USR grooved two piece front rotor, right side

Part number

USR2064R

Brand and warranty

Manufactured by EBC Brakes. Supplied with a one year or 10,000 miles warranty from EBC.

Fitting service

Want these installed by specialists. MJ Modifications in Warwickshire offer professional fitting and setup. Email info@mjmodifications.co.uk for a quick quote and availability.

Helpful notes

• Verify your car uses the 340 mm front rotor size and the part number USR2064R before ordering
• For the best results, bed in with quality performance pads and fresh brake fluid
• Torque all fasteners to manufacturer specs and follow proper bedding procedures

Search-friendly terms

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